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<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
    a.s1
    {
        border: 1px solid;color: brown;---
    }
    .div1{
        width: 600px;
        height: 600px;
        border:1px,solid,red;
     
    }
    </style>
</head>
<body>
    <a href="1.html" target="_self">哈哈</a>
    <img src="../image/802e31b8ly1fglp16dr5pj20yi0xmwhy.jpg" width="400px" height="300px" alt="我看你他妈就是在刁难我胖虎！" title="刁难">
    <div>这是一个块级标签</div>
    <p>
        <div>这是P标签中的div标签</div>
        <a href="#">这是P标签中的a标签</a>
    </p>
    <a href="#" class="s1">这是一个超链接</a>
    <section>
        <div class="div1">啦啦啦啦</div>
    </section>
</body>
</html>